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33 men: inside the miraculous survival and dramatic rescue of the Chilean miners Essay

At any one specific time when imparting it is of fundamental significance to see first your crowd. For viable correspondence to occur, the m...

Sunday, November 10, 2019

Nursing Fundamentals-Professionalism and Discipline

FUNDAMENTAL PRINCIPLES OF NURSING RELATED TO PROFESSIONALISM AND DISCIPLINEIn this paper I will provide information regarding the definition of nursing, nursing as a discipline, nursing as a profession and nursing roles and settings. In addition, I will provide the fundamentals of nursing related to caring and communication, along with nursing as an art and science. I believe nursing is a very important career needed much around the world, and only certain types of people can be nurses.These individuals should contain a good heart and a good brain to further their success in nursing; they should be capable of caring, have strong communication skills, and have the knowledge capabilities to accomplish difficult tasks. I will be addressing these topics in my paper. Definition of nursing: Nursing is the collaborative care of individuals of all ages, families, groups and communities, sick or well in all settings. â€Å"Nursing is the use of clinical judgment and the provision of care to enable people to promote, improve, maintain, or recover health or, when death is inevitable to die peacefully† (Newham, R., 2012).Nurses are capable of more tasks than what most people imagine. Nursing is a mix of communication and caring, and the culmination of art and science. Therapeutic communication is extremely important in a nurse-client relationship. Communication allows an establishment of helping and healing relationships within the individual, family or community client(s). â€Å"At the core of nursing care, are therapeutic interpersonal relationships based on caring, mutual respect, and dignity. † (Burger & Goddard, 2010, p.246).By ensuring these relationships with clients, responsibilities are to be put forth; ethical responsibilities, legal responsibilities, and professional standards are met. When good communication is established, clients become empowered, which allows them to become capable of their decision making (2010). Verbal and non-verbal communic ation is very important to sustain. Often, difficulties arise from misinterpretation based on the clients’ perception. The nurse must contain the knowledge of these skills to minimize the unwanted confusion within the communicating process.Caring is a reflection of what matters to a person and has a wide range of involvements. Having personal concern for others motivates people to care. â€Å"Caring practices and expert knowledge that are at the heart of competent nursing practice must be valued and embraced† (Perry & Sams, 2010, p. 266). The act of caring is the process and decisions to help people in ways that include empathy, compassion, and support. All nurses should have this aspect within their nursing career. Without care from the nurse, the client’s holistic, spiritual, emotional and physical well-being can be comprised.â€Å"Instead of focusing on the client’s disease and its treatment by conventional means, transpersonal caring explores inner s ources of healing to protect, enhance, and preserve a person’s dignity, humanity, wholeness, and inner harmony† (Perry & Sams, 2010, p. 267). Nursing as a science is the application of knowledge through theoretical framework (Watson, J. , & Smith, M. , 2002). The technical aspect of nursing is more than ordinary technology. Nurses have to be critical thinkers and to know how to solve problems in the most optimum way possible.Watson states, â€Å"the science of nursing [is] to provide reliable and valid approaches, techniques, and theory that will enable nurses to practice effectively while solving problems† (p. 73) According to Watson, the last two decades has experienced an explosion of nursing knowledge that will improve the health, promote and optimize health, prevent illness and injury, and alleviate suffering as much as physically possible. As a profession, nurses have been educating patients, conducting research, and advocating for care. (Watson, J. , & Smi th, M., 2002).However, the artful acts in nursing are those activities that science cannot explain. The art in nursing is the individual practice of the nurse–patient interaction. Attempts are made to reincorporate art and science in ways that are morally, socially, aesthetically, and ecologically grounded by being accountable to a larger whole (Blondeau, D, 2002). New relationships are being established between arts and healing. The act of the nurse treating each patient interaction as a sacred and artful act can be just as beautiful and healing.The mere presence of the nurse can be more healing than all technology available today. In order for these elements to be put in place, society can expect these activities from the nursing discipline. Nursing as a Discipline Nursing is presented as a unique, independent, and a disciplined profession. A discipline is associated with following a standard way of doing things. There are many areas in which organizations are attempting to take disciplines and create a profession from it (Hayne, Y. ,1992). The goal of the discipline is to expand knowledge and human experiences through creative perception and research.This knowledge is the scientific guide to living the art of nursing (1992). Interaction between a nurse and a patient at a specific time and place is a very important discipline. Orlando (2010) states, that nursing discipline must be put in a certain order to enable the best outcome for a positive relationship between the nurses and clients (George, J. B. , 2011, p. 164). First, an arrangement of exchanges involving the nurse’s reaction to the patient behavior takes place until the patient’s need for help, as he or she perceives it, is clarified.Secondly, the nurse and the client in cooperation, decide to resolve the need in an appropriate manner. Lastly, an evaluation of this action is carried out after it is complete. Succession of the action is shown if the patients’ behaviour imp roves, the desired outcomes were achieved and the process is completed. The process recycles if there is no change or the behaviour of the patient gets worse. (2011) Using the appropriate nursing action and clarifying the patient’s behaviour is needed for progress.When nurses use this process to communicate their reactions in caring for patients, Orlando calls it the â€Å"nursing process discipline. † She applies the process discipline to contacts between a nurse and a leader and those she supervises and directs (2011). To enable the discipline of nursing to grow, nursing needs leaders who can articulate the place of nursing within modern society. The role of leaders also have to clarify the nursing discipline for the purposes of better understanding the nature of life and the nature of living, to contribute to societies’ health care.By doing so, nursing can ensure its positive contribution to health care and provide society a better understanding of health. Nu rsing as a Profession Nursing should always be spoken of and looked upon as a profession, not as an occupation. When the work of nursing was first organized by Florence Nightingale, it was proper to think of it as an occupation, but then the art of nursing the ill has been growing and thriving since ( Ross-Kerr, 2010, p. 32-34). Elliot Fredison; another important role model regarding the health care system, was a leading researcher in the sociology of medicine and other professions.According to Freidson, the ideal professional is characterized by five elements: specialized work, exclusive control, required qualified credentials, formal training, and a commitment to doing good work before economic gain (Paulsen, 2011). Another important aspect that Freidson addressed, regarding the topic of professionalism, was the physician-patient care. â€Å"Only members of the health professions can be trusted, because of their competence, because of their ability to cure sometimes, treat often, and care always† (2011).Caring requires the concentration of caregivers so that they become aware of the patient’s needs. Paulsen (2011) inquires that a moral quality of caring is derived from being able to perceive needs with as little alteration as possible. He also states that caring â€Å"about† differs from caring â€Å"for. † The aspect that is clarified by the awareness of something becoming a need is the caring â€Å"about† fragment and having full responsibility for one’s patient, qualifies the caring â€Å"for† feature.This leads into the competency of caring, and how important it is on a professional spectrum. â€Å"Incompetent care is not only a technical problem, but a moral one. † (Hafferty, F. et. al, 2003) This states that within the ethics of caring, one must balance a sustainable role within the clinical setting and contain the knowledge retaining the patient’s rights (2003). Such rights would classify under confidentiality, informed consent, acceptance or refusal of treatment and privacy (CNA, 2008).Fundamental to Fredison’s definition of professionalism is the claim that the physician must retain independence of judgment and action, if only to decide when and what kinds of care are inappropriate (Hafferty, F. et. al, 2003). Following Freidson’s view on what a professional is, would include the nursing profession. Nursing is a dedicated profession with required skills that are accumulated through formal education and care.Nursing Roles and Settings If one cannot identify their uniqueness within nursing, a negative impact could be put in place, such as; the lack of a clearly identifiable function,  which leads to inadequate care and insufficient attention to the patient’s reactions to his immediate experiences. Then, nurses will identify their role as a concern regarding the right provided direct assistance to individuals in any setting they are found, to th e purpose of avoiding, relieving, diminishing or curing the individual’s sense of helplessness. â€Å"It is the nurse’s direct responsibility to see to it that the patient’s needs for help are met either by her own activity or by calling in the help of others.† (Lowe, G. , et. al. , 2012).The importance of nursing uniqueness acts as a function to allow nurses to work in any setting where persons experience a need for help they cannot resolve themselves. Therefore, nurses may practice with well or ill persons in an independent practice or in an institutional setting (2012). Support, promotion of a safe environment, research, participation in shaping health policy and in patient and health systems management, and education are also key nursing roles.By being influenced by economic, social, and cultural factors, nursing has responded by continuing to meet the needs of health care. The founder of modern nursing is considered to be Florence Nightingale (Ross-K err, 2010). Nightingale, along with her staff of nurses dramatically reduced morbidity rates through their care and the importance of comfort for clients. She applied the principles of cleanliness and comfort to nursing care which is today known as one of the fundament principles of nursing.ConclusionThis paper explained the idea of what nursing is. The fundament concepts of nursing are to provide the most competent care achievable through proper caring and communication, discipline and profession and the knowledge of roles and settings. I have also inquired nursing as an art and science, to better understand the fundaments of nursing. I learned from doing research that the main aspect of nursing is to care. The other points are very valid and important, but to be a truthfully caring nurse, is what a patient really needs to gain the most optimum health.

Thursday, November 7, 2019

Nurse-Patient Relationship Essay Example

Nurse Nurse-Patient Relationship Essay Nurse-Patient Relationship Essay Running head: Nurse-Patient Relationship 1 Nurse-Patient Relationship as a caring relationship Abra Nayo Central Connecticut State University Nursing 110-01: Introduction to Nursing Theories Dr. Linda Wagner November 28, 2011 Nurse-patient relationship as a caring relationship 2 The nurse-patient relationship is central to patient satisfaction and sets a tone of the care experience. Nurses are the health care professionals that spends the most time with the patients. By analyzing and understanding the factors that have the greatest impact on overall patient satisfaction, nurses can aim, and can focus their efforts, energies, and resources on improvements with the greatest potential to enhance the patients experience. There are many principles that nurses should use to build a healthy, careful balance of trust, and professional respect with the patients. However, there are also benefits as well as challenges to developing nurse-patient relationship. Ellen Meeropol(2011) in House Arrest, a captivating, and compelling fiction book, examines an unlikely relationship between two woman who , on the surface, could not be more different. Pippa is pregnant and under house arrest for the death of her daughter , and Emily is the nurse assigned to manage Pippa’s prenatal care. As the story unfolds Meeropol uses her twenty-year nursing expertise to describe the relationship of the two women. The question is what is that particular, purposeful relationship that nurse and patient sometimes partake? This paper will examine the nurse-patient relationship, showing the positive and the most challenging elements so that there can be a deeper understanding and admiration for patients and the impact on the nurse and the patients. The nurse-patient relationship is first based on caring relationship. It is a nurse’s job to care a patient’s medical needs. However, caring for their emotional well-being can also have just as beneficial an impact on patient care. The relationship between nurse and patient requires trust, as well as understanding . For a patient to disclose private or embarrassing details about their physical or mental condition, they need to trust that the nurse will treat them with dignity and respect. Furthermore, patients will only follow the advice of their nurse if they trust in his or her Nurse-patient relationship as a caring relationship professional opinion. This careful balance of trust and professional respect is one of the founding principle for a healthy and respectful nurse-patient relationship. Also, the nurse-patient relationship demonstrates an imbalance of power. Indeed, the nurse has a more extensive knowledge base in terms of care and treatment options. The patient might rely on their nurse and other health care professionals to advise them of the best treatment options for their needs. As a result , there can be unintended power struggle. The nurse , feeling he or she knows what is the best for the patient, can unwittingly influencing a patient to choose the best course of care is important for patient participation, nurses must learn to walk a fine line between influence and assuming control.

Tuesday, November 5, 2019

Ideas for Substitute Teachers With No Lesson Plans

Ideas for Substitute Teachers With No Lesson Plans From time to time, substitute teachers will go to a classroom and find that there is no lesson plan waiting for them. When you as a substitute are familiar with the subject at hand, you can typically use the textbook as a basis for a lesson about the topic currently being taught. However, an issue arises when you know little about the classs subject. It can be even worse when you have no textbook available for review. Make learning fun, because so long as the students view you positively, youll probably be asked to return. Improvising for Substitutes Therefore, it is best to come prepared for the worst with activities and ideas of things to do with students. Obviously, it is always best to relate any work that you give to the subject if you can, but if not, it is still important to keep students busy. In terms of classroom management, the worst thing to do is to just let them talk. This can often lead to either disruption within the class or even worse noise levels that disturb neighboring teachers. These curriculum ideas for activities will help you succeed as a sub in this type of situation. Several of these suggestions include games. There are countless skills that students can develop through game playing such as critical thinking skills, creativity, teamwork, and good sportsmanship.  There are opportunities for the students to practice speaking and listening skills when games are played individually or in groups. Some of these games or activities require more preparation than others. Obviously, you will need to use your best judgment about which will work with a particular class of students. It is also best to prepare with several of these as backups, just in case one is not working as well as you think it should. You can also get student input on which they would like to do.   Lesson Ideas, Games, and Crafts Trivia: Bring trivial pursuit questions and set the class up into teams. Have them take turns answering questions while keeping score.Draw a Picture or Write a Story About a Prop: Bring in a prop and have students either draw a picture of it or write a story or poem about it. Then give out awards for best in the class, most original, funniest, etc. before the end of the class.View Optical Illusions: Print out a number of optical illusions, or put them on transparencies or a slide show and project them on a screen. Have students spend some time trying to work out what they are looking at. This is a high-interest activity that can spur interesting discussions.Pictogram Puzzles: Pictogram or Rebus puzzles are word puzzles that are visual (GOT, GOT, GOT, GOT; Answer: FOUR GOT FORGOT). Print out a number of puzzles, link them to a Smartboard,  or project them.  Play a Game of Hypotheticals: Pose hypothetical questions to students and have them come up with answers and solutions. These are best if they serve a purpose and instruct while still being fun. For example, you might include questions about first aid or dangerous situations to help students think through the best course of action in these situations. Apples to Apples:  Lead  player draws a  description  card (adjective: chewy)  from the deck, then the other players each secretly submit a thing  card (noun: shark attack) in hand that best fits that description. The lead player chooses the  thing  card that, in her opinion, best matches the  description  card.  Create your own cards that are discipline-specific (English suffix descriptions: joyous, beauteous, gaseous, marvelous, and famous; math things: axis, number line, average, cube, and probability) or find other examples.Crosswords or Word Search Puzzles: Keep a stack of crossword and word search puzzles ready to hand out for students to complete.Hangman: This requires little preparation. However, it is best done in small groups; winners could then compete in tournament rounds.Origami cootie catchers: Make cootie catchers to use as study guides.  For example, have students place vocabulary terms on the outside flap and the definition when the inside fla p is opened.  20 Questions: Tell the students whether you are thinking of a person, place or thing. Give them clues after every five questions. It can also be fun to keep score while you play. You get a point if you stump them and they get a point if they guess the right answer. Scattergories: The object of this famed board game is to quickly fill out a category list with answers beginning with the assigned letter. Points are awarded if other players/teams havent thought of the same answers. The player/team with the most points wins.Four Winds Blow: Also known as the Big Wind Blows or Great Winds Blow, the game is similar to Musical Chairs. It allows  students the chance to get to know each other a bit better. You’ll need chairs, one fewer than the total number of players. One person starts by saying â€Å"Four winds blow  for everyone who†¦Ã¢â‚¬  and then says a characteristic or behavior that could be true, ...ate breakfast. All players who ate breakfast must quickly find a new seat that is more than two chairs away from them. If the player is not able to find a vacant seat, he or she is the new person who is in the middle.Pictionary: You can play a game of Pictionary without the cards. Split the class into two teams, and take turns tryin g to guess what teammates are drawing on the board. Write Mission Statements and Goals: Teach students all about personal mission statements and goal setting exercises. Then guide them as they create their own.

Sunday, November 3, 2019

LexisNexis Legal Research Paper Example | Topics and Well Written Essays - 1000 words

LexisNexis Legal - Research Paper Example By definition, a statement of limitation refers to the enactment that exists in the legal system of common law, which puts a limit on the maximum time, that a person may seek legal proceedings after an event occurs that warrants the start of the legal proceedings. There are reasons why the statements of limitation are put in place. Among them, is that evidence may be corrupted if so much time passes by before the legal proceedings begins or are started. The section that follows in this report summarizes the statutes of limitations for the different states in which the bulk of the clients do business. The State of Michigan Personal Injury The statute of limitation against the cause of action on the grounds of personal injury can best be understood through the case laws covered in the state of Michigan. Personal injury actions must be within the first three years from the time the injury happened. If this is not pursued in time, the case may be invalid from thence onwards. The time pro vide for the limitation of action based on â€Å"injuries to a person or to property,† applies generally, to acts of negligence, financial loss claims, and the recovery of payments from third parties because of the personal injury. In addition, it applies due to the denial of a person’s civil rights given by the state, or by the federal government law, the invasion of privacy, and many more. When there is, an action for recovering of the damages incurred to the property and to the person, this three-year period of limitation applies. This is regardless of whether recovery of compensation for the damages experienced is sought in assumpsit or in tort, if the circumstances come up from a negligent action that constitutes a breach of express or implied contract. An action for injury to a person or to property has to be brought inside three years and not six years, so long as it is not a breach of an express promise 29 M.L.P. 2d STATUTE OF LIMITATIONS  § 18. Breach of Con tract The statute of limitation on the cause of a breach of contract legal proceedings is six years in the state of Michigan. This is the amount of time limitation applied to contract actions. Under this statute of limitation, a claim that is based an express provision provided by a contract between two or more parties, rather than one implied by law, has to be subjected to the limitations period of six years applied to all contract actions. On the other hand, the breach of an obligation, which the law implies on the part of one of the parties to a contract, which is owed to the other, falls under a tort, and is subject to the statute of limitations for torts, which has a limit period of three years. However, this statement of limitation does not cover fraudulent misrepresentations to the existence of a contract 29 M.L.P. 2d STATUTE OF LIMITATIONS  § 22. The case of Case v. Goren, 43 Mich. App. 673, 204 N.W.2d 767 (1972), is the perfect example of how this works. Conversion A caus e of action for a conversion accrues on, and limitations start to run on or after, the day of the conversion. The time limitation period for conversions is three years. This happens when authority is wrongfully acquired by a person over the other person’s personal property. Wisconsin State Personal Injury In the state of Wisconsin, actions to recover the damages that result from the injuries to

Friday, November 1, 2019

Nicotine Essay Example | Topics and Well Written Essays - 1500 words

Nicotine - Essay Example Nicotine levels might rise in formulated products up to 34 ÃŽ ¼g/kg (Andersson, Wennstrà ¶m & Gry, 2003, p. 9). In commercial cigarette tobacco, nicotine is present in around 1.5% by weight of the product and it constitutes for 95% of total alkaloid content (Hukkanen, Jacob, & Benowitz, 2005, p. 79). This organic compound is alkaloid in nature and consists of a  pyridine cycle and a pyrrolidine cycle. This bicyclic chemical has an asymmetric carbon and so display enantiomeric behaviour. Nicotine is naturally found in S enantiomeric form in nature which is levorotatory (Hukkanen, Jacob, & Benowitz, 2005, p. 80). Nicotine’s IUPAC nomenclature is 3-(1-methyl-2-pyrrolidinyl) pyridine (Pubchem). Chemical formula is C5H4NC4H7NCH3 and Empirical formula of nicotine is C10H14N2. Its CAS number is 54-11-5 and molecular weight is 162.23156 [g/mol]. Nicotine is a hygroscopic, colourless to pale yellow oily base which have acrid burning bitter taste. Nicotine is also sensitive to air or light and on exposure changes its color to brown. Therefore it should be protected from light and air. It has relatively high vapour pressure and has ability to form salts with almost any acid, and double salts with many metals and acids. It is stored at room temperature not more than 30 °C. The pKa-values of nicotine are: pKa1 6.16, and pKa2 10,96. Nicotine is highly soluble in alcohol, chloroform, ether, kerosene and oils, and is miscible with water below 60 °C. The mixture of nicotine and water occupies less volume than water alone (Andersson, Wennstrà ¶m & Gry, 2003, p. 13). Initial isolation of nicotine from tobacco plant was done by German chemists Posselt & Reimann in 1828, who referred it as a poison (Henningfield & Zeller, 2006, p. 286). Its bicyclic chemical structure is fixed in 1895 by Pinner. Chemical structure of nicotine is shown in Figure 1 (pubchem). Chemical sythesis of nicotine was done in 1904 and structure is confirmed (Andersson,

Tuesday, October 29, 2019

Energy Needs in Mexico Research Paper Example | Topics and Well Written Essays - 4000 words

Energy Needs in Mexico - Research Paper Example In other words, energy is the capability of doing work, spawning heat, and discharging luminosity or emission. On the other hand, power is the energy spent over a given period, say, per unit time. The two are interrelated and one cannot do minus the other. So far, there are over six elementary sources of energy, which include nuclear, thermal and electromagnetic energy. Other forms of energy include electricity, mechanical and chemical energies. Different countries use different forms of energy or a combination of many forms of energy. In Mexico, the government of Mexico struggles to meet the energy needs of the country by using a combination of different forms of energy. Notably, coal and fossil fuels are the dominant sources of energy in Mexico. Perhaps due to their abundance within and without Mexico, fossil fuels are the most common source of energy not only in Mexico, but also in other countries. However, with the warning of fossil fuels getting scarce and their adverse effects of combustion, various countries just like Mexico are busy adopting new forms of energy (Buen & Isabel, 2006, pp. 1-3). The Mexican constitution gives the state the mandate to generate, transmit, and distribute different forms of energy to the citizenry.... For instance, the generation of electricity in Mexico depends on 75 percent of thermal sources, 19 percent from water generation (hydropower). Other sources accounting 2 percent include biomass, solar and wind. Recently, the government embarked on plan to increase its energy figures by 14.8 GW by 2015 using other sources of energy such as renewable sources. This research paper addresses the energy needs in Mexico, the challenges facing its energy sector, and the implication on the economy (Auer, 2001, pp. 1-7). 1.1 Statement of the problem Although there are abundance reserves of both natural gas and petroleum in Mexico, the problem of energy insufficiency persists in a country that is trying so hard to set its path towards positive economic growth figures. The ever-growing economic demands in the country are slowly but surely outpacing the ability of Mexico to produce additional energy. To make matters worse, the poor infrastructure in the exploitation of these two fundamental sourc es of energy has made the country loose millions of dollars due to the flaring up of natural gas. Additionally, the government has been on the receiving end for not investing enough in the energy sector thus, affecting the exploration and production of these basic sources of energy. Inadequate investment from the private sector is also another impediment facing the energy sector in Mexico. The lack of storage facilities for refined oil is also another challenge facing Mexico, as this forces the government and other energy sector players to import at least 25 percent of gasoline. Major infrastructure projects happening in the energy sector in Mexico have almost come to a standstill due to budgetary constraints. For

Sunday, October 27, 2019

The Process Of Time Table Construction Computer Science Essay

The Process Of Time Table Construction Computer Science Essay The process of time-table construction can prove to be a hectic task considering the number of cohorts [courses] and the modules [subjects] offered by a specific university. This is mainly because, there could be a deadlock in allotment of the schedule considering all the constraints to be satisfied .This requires logical thinking which definitely consumes a large amount of time. Moreover, identification of the inconsistencies and their respective solutions can prove to be disastrous. Initially , the task of time table scheduling was done manually .This proved to be troublesome ,error-prone and time consuming .To overcome these problems , automated exam time-table generation has come to light. With a wider range of choices available to the students in the selection of modules [ subjects ] and cohorts [ courses] of their choice , the flexibility of the University improves but at the same time , the task of time-table creation becomes merely complicated .However , a software which can consider all the constraints and cross faculty modules [latter includes the modules taken by students from various faculties]as well , is of immense help. Thus ,the scientific society has given considerable attention to automated time-table generation from the last four decades .One of the most primitive ones used the concepts of one or more of the following operational methodologies network flow techniques reduction to graph coloring integer programming direct heuristics and more The latest technology uses advanced techniques like expert systems which work on the concept of artificial intelligence, logic programming which uses languages like Prolog, constraint logic programming and generic evolutionary algorithms .However , there is no universally accepted language for time-table creation. Several attempts have been made to formulate one but these are left incomplete. In this software , the constraint satisfaction is 99% .Moreover , the interface developed is use friendly where in the user doesnt have to enter the names of the cohorts and modules which he wishes to opt for as he can just select the same from the drop down lists . WHAT IS CONSTRAINT SATISFACTION? Constraint satisfaction was first introduced in artificial intelligence .This is a logical problem solving language merged with a programming language which is used to solve a given problem with a specific set of constraints. This deals with the assignment of certain values to the variables while meeting certain conditions. It is represented as a set of variables Xi and a set of constraints Ci where each constraint specifies a subset of variables and an allowable combination of these. In this project some of the main constraints which are to be considered are as below: Students belonging to different cohorts but studying a common module must have the exam on the same day. No two modules of the same cohorts can have their respective exams on the same day One of the soft constraints is that no two exams of the same cohort must be on the same day Thus, these are satisfied before the software is deployed .The techniques used in constraint satisfaction are purely dependent on the constraints. Constraints specific to a finite domain are solved using search strategies in the form of backtracking or local search. Constraint propagation is yet another technique which is used but however is sometimes incomplete. That is it either solves the problem or proves and declares it unsatisfiable .These methods are combined with the search strategies to simplify the process. There are many constraint programming libraries which can be included in this project. Since Java is the platform we develop the project on, Choco is an appropriate library which can be easily used with Java programming .it is an event based propagating system with backtrack structures. More on Choco is discussed in the later sections on the report. BRUTE FORCE TECHNIQUE: Brute force technique is a process of finding the result by taking all the possible inputs i.e., a trial and error process. If a taken Input yields the correct result then it is treated as the correct input. If not then it goes for the next input until we get the correct result. We can consider knapsack problem as an example of a brute force technique. Knapsack problem generally means a bag which should be filled with weights that should yield maximum profit. The most implicit constraint of knapsack problem is to maximize profit with minimum weight. Let us say there a four types of materials as follows gold , silver , platinum and bronze with profit values of 1000,10,2000 and 5 and weights of 2,3,4,5 .Thief want more profit with his minimum capacity bag let us say it can fit 5.So he applies the brute force technique to get maximum profit.First he fills the bag with gold which weights 2 and then goes for silver which weights 3 here the bag is full and yielding the profit of 1000+10=1010. Now he tries of another combination i.e., he selects platinum which weights 4 and now the rest of the bag is only one so he can select the  ½ part of gold which weights 1 thus the bag is filled with yielding 2000+500=2500 .In this manner different combinations are tried until the max profit is yielded. CHAPTER 2 Aims and Objectives The manual process of generating exam timetable by taking all constraints into consideration is very much time taking and difficult process. So the main aim of this project is to build a software tool to create exam timetables for a university or a school and the application should be user friendly and should satisfy all the constraints. The brief explanation of this is as follows: First analyze the manual process in developing exam time table that is following in schools and universities. This analysis helps us in developing the software tool. After analyzing the manual process we should make a list of all possible constraints which should be satisfied by the developed system. We should identify all the constraints that should be satisfied by our developed system and we should analyze them which is helpful in developing the software product. To gain an understanding of constraint satisfaction tool like choco which we are using in the development process. The developed product should be user friendly, so that user can use the system easily. In AUTOMATED EXAM TIME TABLE product the user should input the cohort name and module name. Instead of typing the entire cohort and module name we should put a dropdown list where user selects from it. By this we can eliminate the incorrect typing. The developed product should satisfy constraints like two exams of the same year of both semesters should not be on the same day. Every student should get their exams on alternate days only. All such type of major constraints should be satisfied by our product. MOTIVATION: Most of the people are interested in playing chess. By playing chess we can improve our concentration power. We have an idea of creating code for playing chess. As chess is played by two players one player is automated and another player plays manually. Here constraint satisfaction is used because there are certain conditions like elephant should have only straight moves, soldier should have one step straight move etc., we have to design our code by satisfying these conditions. Our program is used by the player in the absence of his partner. This player makes use of graphical user interface to opt his plots against other player which makes use of our code. So here artificial intelligence is used. This idea motivated us for designing automated examination time tabling software. FEATURES: Exams are scheduled such that no two exams are overlapped for the same student. Students are informed in case of any changes in the examination schedule like postponement, or preponement etc. User can save data so that he can view the application if he reopens it again. Students are allotted examination halls in a proper way so that a single student is not allotted in two different rooms. Proper allotment of staff in examination halls. Student can post his problems regarding exams. User can add modules to this software if they are relevant to this software. KEY TECHNIQUES JAVA PROGRAMMING JAVA is the language which has many features like multithreading, platform dependent, simple, robust, object oriented etc. Java is portable and performance levels of it are too high. Java concepts are very simple and understandable. Exceptions are also perfectly managed by Java. Database connectivity, GUI, IO packages is the main concepts due to which we go for java programming. CONSTRAINT SATISFACTION PROGRAMMING USING CHOCO CHOCO is a java library which is mainly used for constraint satisfaction. CHOCO is based on events which have the capability of backtracking. It can be used for many purposes like teaching, researching etc. So by using this constraint satisfaction programming we can develop the exam time table perfectly. ORACLE DATABASE FOR DATA STORAGE AND RETRIEVAL Database is a collection of entities. Data is a collection of similar raw information. Data is represented with the help of views or tables. View is not a physical entity. It is the representation for shadow of tables. Oracle database is mainly used for data storage and retrieval. That is data is stored in a place and in future if we want that data we can easily retrieve it. For developing the exam timetable in a university the above three key techniques are very very important and by using these techniques only the development processing of timetable can be done perfectly. SYSTEM REQUIREMENTS There are two types of system requirements software and hardware. SOFTWARE REQUIREMENTS Based on the operating system many things may depend. So selection of operating system plays very important role. WINDOWS XP operating system is the most appropriate operating system for software requirements of developing exam timetable. Oracle 10g relational database management system is also one of the software requirements. For developing the JAVA code My Eclipse Tool is the most suitable software requirement. For constraint satisfaction programming the preferred version is CHOCO 2.1.0. These are the minimum and most important software requirements for developing exam time table. HARDWARE REQUIREMENTS The processor required is Pentium 111 processor with 800MHz. Oracle database 10g and Java code developing tool must be on run mode at the same time so 1GB RAM is required. 20GB HDD also required as hardware requirement. These are the minimum and most important hardware requirements for developing exam time table. CHAPTER 3 SYSTEM ANALYSIS Existing System: The timetable management of a university was initially done normally by using some primitive methods and algorithms. The planning is made by a group of people and the timetable is fixed after certain negotiations. The university needs to set the timetable for each and every student separately and then finalize the whole timetable. The Timetable that is prepared by the Examination department of that institution needs to be sent in atleast 45 days advance to all the departments of the university and concerned affiliated colleges also. There are some issues regarding the timetable preparation. They are The students belonging to different departments will have the subjects related to their course. The subjects may be in common for certain branches. So the timetable designer needs to have a proper idea regarding the date and time of the examinations making sure that the same subject to different departments is conducted on the same day and at the same time. This reduces the extra effort for preparing different sets of question papers and ensuring the same complexity of the paper. A subject may be completed in advance by certain departments and there might be certain students who had failed that certain subject. The students who have failed in the regular examinations are given a chance for writing the supplementary examinations in the next semester. There is a chance of anomaly that the regular examination of the current semester and the supplementary examination for the previous semester may fall on the same day and same time. So the timetable adjustment must be flexible in such a way that no student misses any of the examinations. The regular student needs to have at least a day gap in between the examinations so that he can get ample amount of time for preparation for the next examination. The availability of the invigilators also needs to be checked before scheduling a particular examination. The staff members who are not assigned any class work at that time are to be taken and the schedule for a particular staff is to be prepared. The subject that is opted by maximum number of students is to be held as the first examination itself. The reason behind this is that, if the subject that is opted by maximum number of students is conducted at the last then there would be a problem in validating the answer scripts. So overcoming all the above mentioned issues is a hectic task. The timetable designer needs to have an idea regarding all those issues. The time taken by an individual to overcome all the above issues may take a few months of time. Proposed System: The proposed system of timetable management is rather a key solution for all the above mentioned issues. It gains its importance in eliminating the potential risks that are involved in the process. We can give certain number of constraints as the input and the schedule is prepared considering the constraints. The software is flexible enough for the users to enter the starting and the ending date of the examinations, the names of the students and their respective departments are present in the database and the details are retrieved accordingly. The result of the examination is automatically stored in the database for the preparation of the next semesters timetable. The proposed system is considerably quicker and more efficient. CHAPTER 4 SOFTWARE TOOLS DISCUSSION 1.CONSTRAINT SATISFACTION: We have a lot of constraints which need to be imposed and satisfied in our project. Basically CONSTRAINT SATISFACTION can be defined as the process of finding a solution to a set of constraints that impose conditions for which the variables must satisfy. In general terms, a solution is the set of variables that satisfies all the constraints.This can also be defined as the outcome of constraint satisfaction 2. CONSTRAINT SATISFACTION PROBLEM(CSP): A CONSTRAINT SATISFACTION PROBLEM(CSP) is defined by a set of variables each having a specific domain and also a set of constraints each involving a set of variables. These constraints restrict the values that the variables can take. A CSP performs these two tasks simultaneously. Now coming to the solution to CSP, it is just an assignment that maps every defined variable to a value. There may be cases where you may want to find just one solution, all possible solutions or an optimal solution based on the given objective function in terms of variables. A general constraint problem consists of the following: A set of variables A={a1,a2,à ¢Ã¢â€š ¬Ã‚ ¦Ãƒ ¢Ã¢â€š ¬Ã‚ ¦.an} For each variable ai, a finite domain set Di of its possible values. D={D(a1),D(a2),à ¢Ã¢â€š ¬Ã‚ ¦Ãƒ ¢Ã¢â€š ¬Ã‚ ¦Ãƒ ¢Ã¢â€š ¬Ã‚ ¦.D(an)}. A set of constraints to restrict the values that the variables can take. C={C1,C2,à ¢Ã¢â€š ¬Ã‚ ¦Ãƒ ¢Ã¢â€š ¬Ã‚ ¦Ãƒ ¢Ã¢â€š ¬Ã‚ ¦Ãƒ ¢Ã¢â€š ¬Ã‚ ¦Ãƒ ¢Ã¢â€š ¬Ã‚ ¦Cj}. 3. CONSTRAINTS SOLVER: Now we need a constraint satisfaction tool to solve the considered constraints. This tool can be combined with any other programming languages like C,C++,JAVA etc. This tool is nothing but the constraint satisfaction libraries . As we move on with the java programming in our project, different constraint satisfaction java libraries available are given below: Choco JaCop Qstudio Avaya Aptana JCL Koalog From above mentioned java libraries, we use choco in this project. Choco is based on an event based propagation mechanism with an additional feature of backtracking structures which adds to its supremacy. This gives clear difference between modeling and solving a problem. 4. CHOCO: Choco is an open source software implemented in java program that is widely used for constraint programming and constraint satisfaction. General Features: Choco provides problem modeler that handles a variety of variable types that are integer variables real variables that holds an interval of floats. expressions using variables with the many operators like +, -, /, * and etc. Chocos modeler supports 70 constraints some of them are listed below Arithmetical constraints (integers or real): equal, not equal, greater or equal, less or equal. Refined constraints i .e Boolean operations between constrains. It will verify the relation for a set of variables by defining the sets of tuples in the table constraints. Constraint Programming Solver: Constraint programming solver provides The different types of various domains implementations will be done (enumerated, bounded, integer variables). For constraint propagation several algorithms were implemented (parameterized cumulative, full and bound all different, state-of-the-art AC algorithms for table constraints) Chocos Design: Chocos design provides clear separation between modeling and solving. In the modeling the problem will be expressed and variables and relations are defined. The verification for variable constraints for their potential implementation is done. The API is provided that facilitates how to state a problem as user friendly. In the solving phase, the problem solving is done by Constraint Programming and related information is provided. It handles specific memory management for variables and tree-based search. 5. JAVA: We use choco constraint java library to build the tool. By embedding choco java library with the java programming we create the required exam timetabling tool. Java provides us many features which augments security and has many advantages: Java is designed in such a way that you can easily write the code and debug the code. Java uses the concepts of automatic memory allocation and garbage collection. As java is an object-oriented programming language, it allows objects to work together. The code written in java is reusable. Java is platform independent. This is developed by keeping security in mind. Java augments todays web with security and reliability. Because of these features we use java programming in our project. But we need an INTEGRATED DEVELOPMENT ENVIRONMENT(IDE) to develop a java application. Lots of IDEs are available. In this project EXAM TIMETABLING with CONSTRAINT SATISFACTIO we use MyEclipse IDE. 6. MyEclipse IDE: MyEclipse is a commercially available JAVA EE and AJAX IDE. This is created and maintained by the company GENUITEC. This is built on the eclipse platform. This integrates proprietary and open solutions into the development environment. MyEclipse incorporates open standard technologies to provide a development environment for J2EE, XML, UML and databases. This is an open source IDE to which you can add external jars. MyEclipse allows you to save the valuable time on debugging environment. By using MyEclipse, it is easy to edit and debug the environment. MyEclipse comes with two versions: a professional and a standard edition. The standard edition adds various tools and a number of other features to the basic Eclipse Java Developer version. CHAPTER 5 SYSTEM DESIGN The development process of the Automated Exam Timetabling tool for a University, we use Choco 2.1.0 version which is implemented using Java Programming. The different tasks which are going to be implemented in the process of developing this application are Designing Graphical User Interface(GUI). Data Calculations. Timetable. Choco tool for Constraint Satisfaction. Step1: Designing Graphical User Interface (GUI) This process includes only Graphical User Interface part, that consists buttons, Tables, Dropdown lists and etc. These controls are arranged in the proper order to display them. Look and feel will be implemented in this process. Step 2: Data Calculations Data Calculations part consists of code which results the final output for the Schedule of Exam Timetable. Here we implement the code with logic that works like selection of exams to be held in alternative days. Here we consider all exams of particular course and prepares a logic for Exam Timetable that includes Supplementary and Regular Exams. Step 3: Timetable Timetable process involves in the creation of a schedule that sets the examinations are allocated into venues with limited capacities within an examination period. This includes the following methods. We cannot schedule a session where one student cannot taken two examinations in the same session. The venues capacity should not exceed from the total number of candidates writing the exam in a schedule. Step 4: ChocoSolver ChocoSolver is a java library for constraint programming and constraint satisfaction. Choco will define all the variables of time tabling problem that includes the Constraint Definitions Candidate Information Venue Information Examination information Exam Session particulars. User has to enter constraints and changes to the exams related to the particular exam or venue. Defining the Constraints This program will allow the users to define all necessary constraints according to the exams. The different duration should be separated for all examinations . The examination time and venue of a particular batch should be held in particular date. Venue Partitioning This process considers the number of faculties and venues. Invigilators are allocated to particular venue for the examinations. User interface is provided for the assignment and manipulation of venue partitions to the faculties. In venue partitioning the following points are considered in the Choco Solver The number of students in a venue should not exceed more than the capacity. The sufficient invigilators should be allocated for the each examination hall. The attendance sheet should be provided to the invigilators to confirm the candidate is attended or not. PROBLEMS IDENTIFIED AND THEIR PROPOSED SOLUTIONS: Scheduling an exam time table is very difficult and time taking task because there are many constraints that should be satisfied for ex: at least one day gap should be there in between two exams so that student gets time to revise, there should not be any other exam on the same day which collides with the present exam, room allocation, staff allocation, invigilator allocation à ¢Ã¢â€š ¬Ã‚ ¦. Etc. All this problems are solved in this project, this project saves a lot of time, this helps to schedule exam time table in more user friendly manner. Proposed System: In this project user can add any module to any cohort by using dropdown menus. Mostly we are not sure about the starting date of exams, but in this application user have chance to select the starting date of examinations. Sometimes same module may be shared by some cohorts. In this case we are going to create new time table for the module shared by different cohorts on the same day. So that time can be saved and number of invigilators can be reduced. Some student may have supplementary exams. This supplementary exam and regular exam should not be on the same day or on the consecutive days. Separate schedule is created for these supplementary exams or those should be held with next intake students. This application allows user to add modules to a cohort by using drop down menus. The user can also make changes to the selected modules list. As per the date, schedule and cohort selected by user examination time table is created. As the user is allowed to choose options from drop down list provided, problems that occur due to typing mistakes can be decreased. Application development and deployment: The steps involved in the development and deployment of application involve Formulating the data interpretation scheme that is sufficient to handle all the requirements of the problem converting all data available to data interpretation scheme Next step is developing the scheduling algorithm that is used to schedule the exams. The application should support the numerous last minute changes during its development and deployment easily. Application Uses: The following are the benefits of Automated Exam Timetabling The initial implementation of program requires a lot of time for data entry and constraint specification. We can reuse the database of previous exams for next exams. Assuming that the constraints are specified correctly, the application should produce the schedule that is conflict free. We can schedule the exam timetable in a short span of time. We can make last minute changes in a short span of time. Shortening the exam period can make the expenses spend on conducting the exams (such as buildings, staff, etc.,) come down. The application benefits from its three tier architecture design. Conclusion: Automated Exam Timetabling software is used to schedule the university exam time table. This is reduces time and complexity involved in scheduling the exam time table manually. This document explains about the space and time complexity involved in scheduling the exam. The application developed is user friendly and it is used to give a graphical look and feel to the user for accessing and entering the information. Automated Exam Timetabling provides all the features that are required for scheduling the exam time table. Implementation of this software at different universities reduces the cost in terms of money and time. Future Uses: Automated Exam timetabling can be extended to schedule the university class time table and school time table School Timetabling: This application is used for scheduling the timetables for weekly classes at higher schools. University Timetabling: This application is used for scheduling the lectures of students of different modules in a university such that they prevent students and lecturers from double booking.